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The day is coming when electric vehicles (EVs) land, water and airborne are as much as 80% electronics and electrics if we include the power components. It is even true of hybrids as they shed piton engines and employ ever smaller range extenders, the fuel cell option being fully electric.
Global greenhouse gas emissions from the agricultural sector totalled 4.69 billion tons of carbon dioxide (CO2) equivalent in 2010 (the most recent year for which data are available), an increase of 13% over 1990 emissions.
In South Africa, Onderstepoort Biological Products (OBP) recently completed an energy management project that will not only save the facility 92.7 MWh of annual energy costs but will contribute to a reduction of 81.6 tonnes of CO2 emissions annually.
South Africa’s minister of energy Dipuo Peters says in response to the United Nation’s call for sustainable energy for all that in 2005 the country developed and published a national energy efficiency strategy (NEES).
Seasonal increases in the use of heaters, lighting and air conditioning systems, combined with uncertainty over the continuity of the municipal power supply this winter, are again placing the spotlight firmly on the efficiency of emergency, standby power supply systems, particularly in mission-critical applications.
Ian Hall, chairman of the SA coal roadmap steering committee
By Antonio Ruffini, Editor, ESI Africa magazine
The South African coal roadmap project, a fact-based policy-neutral analysis of the country’s coal sector, is largely complete.
A broad base of stakeholders including business and government participated in the development of the South African coal roadmap, a project begun in early 2010. Its work includes the development of four possible scenarios and the identification of key actions that have to be taken to maximise the value of South Africa’s coal endowment for the benefit of the whole country, and critically, its coal dependent energy sector. more
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South Africa’s electricity sector is in trouble, and has been for some time. There are days when the
supply available to meet peak demand is less than the capacity of a single large generation unit
available to Eskom, which means margins for error let alone reserve margins are non-existent.